package com.sky.mapper;

import com.github.pagehelper.Page;
import com.sky.annotation.AutoFill;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.enumeration.OperationType;
import com.sky.vo.DishVO;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;

import java.util.List;
import java.util.Map;

@Mapper
public interface DishMapper {

    /**
     * 根据分类id查询菜品数量
     * @param categoryId
     * @return
     */
    @Select("select count(id) from dish where category_id = #{categoryId}")
    Integer countByCategoryId(Long categoryId);

    //添加菜品
    @AutoFill(value = OperationType.INSERT)
    void add(Dish dish);

    //分页查询
    Page<Dish> pagefind(DishPageQueryDTO dishPageQueryDTO);

    //根据单一id查询
    @Select("select * from dish where id=#{id}")
    Dish getById(Long id);
    /**
     * 根据id集合删除菜品
     * @param dishIds
     * @return
     */
    public int deleteDish(List<Long> dishIds);
    //修改
    @AutoFill(OperationType.UPDATE)
    void updateDishById(Dish dish);
    //根据分类查询id
    List<Dish> getId(Dish dish);
    /**
     * 根据条件统计菜品数量
     * @param map
     * @return
     */
    Integer countByMap(Map map);
}
